body {
  font-family: Arial, sans-serif;
  background-color: #f4f4f4;
}

.el-container {
  height: 100vh;
}

.el-header {
  background-color: #409EFF;
  color: white;
  text-align: center;
  padding: 10px;
}

.el-main {
  padding: 20px;
  text-align: center;
}

.el-button {
  margin: 10px;
}
